<?php $this->beginContent('//layouts/main'); ?>

<div class="col-md-4">
    side bar
</div><!--end sidebar-->

<div class="col-md-4">
    <?php $this->widget('BreadcrumbsWidget'); ?>
    <?php echo $content; ?>
</div><!--end content-->

<div class="col-md-4">
    <?php $this->widget('SideBarWidget'); ?>
</div><!--end sidebar-->

<?php $this->endContent(); ?>